Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 28°F | 43°F | 34°F | 1.8" |
February | 30°F | 47°F | 38°F | 1.0" |
March | 34°F | 54°F | 42°F | 1.4" |
April | 36°F | 59°F | 46°F | 1.7" |
May | 42°F | 68°F | 54°F | 2.7" |
June | 49°F | 77°F | 62°F | 2.4" |
July | 56°F | 90°F | 73°F | 2.0" |
August | 55°F | 88°F | 71°F | 2.1" |
September | 48°F | 80°F | 63°F | 1.7" |
October | 41°F | 64°F | 51°F | 2.1" |
November | 33°F | 50°F | 40°F | 1.4" |
December | 26°F | 40°F | 32°F | 1.2" |
Index | Canyon City | Oregon | National |
Air quality index | 20 | 32 | 42 |
Pollution index | 3,459,540 | 7,156,356 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 344 |
Days with moderate air quality | 21 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.003% |
Benzene | 0.070% |
Carbon Tetrachloride | 0.010% |
Lead | 0.004% |
Mercury | 0.002% |
City | Population | Air Quality Index | National Avg. |
John Day, OR | 1,740 | 20 | 60.0% |
Mount Vernon, OR | 786 | 20 | 60.0% |
Prairie City, OR | 757 | 20 | 60.0% |
Canyon City, OR | 807 | 20 | 60.0% |
City | Population | Air Quality Index | National Avg. |
Knik River, AK | 807 | 31 | 38.0% |
Tranquillity, CA | 807 | 50 | = 100 |
Earlville, IA | 807 | 39 | 22.0% |
Hopedale, IL | 807 | 44 | 12.0% |
Millersburg, IN | 807 | 37 | 26.0% |
Canyon City, OR | 807 | 20 | 60.0% |